Add 15/5 and 98/40
1st number: 3 0/5, 2nd number: 2 18/40
15/5 + 98/40 is 109/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
15/5 = 15 × 8/5 × 8 = 120/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
98/40 = 98 × 1/40 × 1 = 98/40 - Add the two like fractions:
120/40 + 98/40 = 120 + 98/40 = 218/40 - 218/40 simplified gives 109/20
- So, 15/5 + 98/40 = 109/20
In mixed form: 59/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5+98/40 15/10+98/40 15/5+98/80 45/5+98/40 75/5+98/40 15/25+98/40 15/35+98/40